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Technical/Programming Manual
FT1020G3 Rev 2.2.1
48
6.5.3
Control board (SUB928)
The control board (SUB928) is mounted on top of the CIE interface board (SUB943), as
shown in Figure
23 below.
The gas control board SUB928 provides all the gaseous extinguishing control functions. It
provides the termination and supervision of all the field equipment.
6.5.4
CIE interface board (SUB943)
The CIE interface board (SUB943) is mounted at a suitable location inside FT1020G3
cabinet. It provides the required terminations to interface the gas control board SUB928 to
FT1020G3. This includes zone alarm, Zone fault, zone isolate and gas release conditions.
Figure
23 Assembled Control & Interface Boards
6.5.4.1
Inputs from FT1020G3 to CIE interface board (SUB943)
The following inputs are provided in the gas interface board:
1.
24V
DC
supply
(22-30V), 200mA to 3A based on system power calculation
2.
Zone 1 & Zone 2 alarm
input
from FT1020G3, normally open clean alarm contact
for each zone or zone address required to activate the gas system.
3.
Fault input
43
, zone 1 fault, zone 2 fault or power supply fault in the CIE will activate
the system inoperative sign. Fault input from FT1020G3 should be normally closed
clean contact.
4.
Zone Isolate input
, if any of the two zone inputs or zone addresses used to
release the gas is disabled (open contact), the system inoperative sign will activate.
6.5.4.2
Outputs from CIE interface board (SUB943) to FT1020G3
The following outputs from SUB943 are provided to indicate the gaseous extinguishing
system status in FT102G3 display via programmable inputs:
1.
Gas isolate
, relay output to indicate in FT1020G3 if the gas has been isolated.
2.
Gas fault
relay output to indicate in FT1020G3 if a fault exists in the gaseous
extinguishing system.
3.
Gas release
relay output to indicate in FT1020G3 if the gas has been released.
43
Individual zone fault output can be configured only in software
≥ V2.0.x.
Содержание Firetracker FT1020G3 CIE
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Страница 187: ...Technical Programming Manual FT1020G3 Rev 2 2 1 184 Figure 60 FT1020G3 General arrangement ...
Страница 188: ...Technical Programming Manual FT1020G3 Rev 2 2 1 185 Figure 61 FT1020G3 Block Wiring Overview ...
Страница 189: ...Technical Programming Manual FT1020G3 Rev 2 2 1 186 Figure 62 FT1020G3 Standard Block Wiring Diagram ...